Chinese sweet-sour sauce

Ingredients for 4 people:

90 g white flour

3 spoons of soya sauce

80 g tomato sauce

10 cl wine red Mengazzoli vinegar,

100 g sugar

Preparation of Chinese sweet-sour sauce:

Add ½ litre cold water to the flour and mix, add wine red Mengazzoli vinegar, soya sauce and sugar. Move to a pan and cook on mild flame. When boiling add the tomato sauce, mix well on the flame. Ideal for meat and fish.